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A 1 2 3 5 6 17 20 29 32 B c -----~/ / L EN To obtain more detailed information in areas where Base Fiood Elevations (BFEs)and /01' have been determined, users are to consult the Profiles and Data tables vvithin the Flood Insurance that this FIRM, Users should be aware on rounded whole-foot elevations and therefore reflect the flood elevation data presented in the FIS. on FIRM intended for flood insurance and should used the sole source of flood elevation data with the for management, purposes, landward of 00' coastal flood Summary of Stillwater Elevations for Elevations floodplain management elevations shovvn on this Coastal shown on this NGVD, Users of this FIRM elevations are also provided in the table in Flood Insurance Elevations shown the Summary should be used for construction, and they are higher than 16 21 33 E JOINS PANEL 0095 Gee;,; F 14 ZONE X BLUE RIVER 23 22 ZONE X ZONE X ( ELEVATION REFERENCE MARKS REFERENCE ELEVATION MARK (FEET NGVD) DESCRIPTION OF LOCATION RM1 8644.86 4.9 mi Ie s north of junction of U. S.Hwy 6 and U. S. Hwy 9 a Ion 9 state Hwy 9. A d i s k set in the top of a concrete post stamped K 2 98. Northeast corner f ish i n9 c I u b parking areaon the we s t side of fence, Eo s t side of Hwy 9. 27 26 TOWN OF SILVERTHORNE AREA NOT INCLUDED ZONE X NO T E TO USE R: THE BAS E (1 00 - YEA R) FLOOD E LEV A T ION S (B F E s ) FOR FLOODING SOURCES IN THE TOWN OF SILVERTHORNE, COLORADO, ARE REFERENCED TO THE NORTH AMERICAN VERTICAL DATUM OF 1988, THE BFEs FOR FLOODING SOURCES IN SUMMIT COUNTY, COLORADO, ARE REFERENCED TO THE NATIONAL GEO- DETIC VERTICAL DATUM OF 1929. THE USE OF TWO DIFFERENT DATUMS CREATES MISMATCHES IN BfEs AT TIE IN LOCAT:ONS BETWEEN AREAS SHOWN ON BOTH FIRMS. NOTE: MAP AREA SHOWN ON THIS PANEL IS LOCATED WITHIN TOWNSHIP 4 RANGE 78 WEST AND 4 RANGE 78 WEST. 34 35 o L SPECIAL FLOOD HAZARD AREAS INUNDATED BY 100-YEAR FLOOD ZONE A No flood elevations determined, ZONE AE Base flood elevations determined. ZONE AH Flood of of 1 to 3 base ZONE AO Flood depths of 1 to 3 feet IUsually sheet flow on terrain); average depths determined, areas of alluvial fan flooding, velocities also determined, fmm 100-.year flood by protection system under no base flood elevations ZONE A99 To be Federal construction determined, Coastal flood with action); no flood ZONE V hazard ,wave determined, ZONE VE Coastal flood with action); flood hazard (wave determined, FlOODWAY AREAS IN ZONE AE OTHER FLOOD AREAS ZONE X Areas of 500-vear flood; areas of flood with depths of less '1 foot or with areas less than 'I square mile; and protected by from 100~vei1r flood, OTHER AREAS ZONE X Areas determined to be outside 500'-year floodplain, ZONE D Areas in which flood hazards are undetermined, UNDEVELOPED COASTi\l BARRIERS Identified Identified Otherwise 1983 1990 Protected Areas Coastal barrier areas are normally located within or adjacent. to Special Flood Hazard Areas, Floodplain Boundary Fioodway Boundary D Boundary Dividing Special Flood Zones, and Boundary Areas of Different Base Fl00d Elevations Special Flood Hazard ~513~ Boundary Hazard Dividing Coastal Within Zones, Base Flood Elevation Line; Elevation in Feet. See Map Index for Elevation Datum. Cross Section Line (EL 987) Base Flood in Feet Where Uniform Within See Map Index for Elevation Datum. Elevation Reference Mark RM7X . M2 River Mile Horizontal Coordinates American Datum Projection, on North 97007'30", 32022'30" NOTES This map is for use in administering the National Flood Insurance it does not necessarily identify all areas subject to flooding, particularly local drainage sources of small size, or ail planimetric features outside Special Flood Hazard Areas, The community repository should be consulted for more detailed data on BFE's, and any information on floodway delineations, prior to use of this map for property purchase or construction purposes, Areas of Special Flood Hazard (100-year flood) include Zones A, A30, AH, AO, A99, V, and Vl-V30. A1,. Certain areas not in Special Flood Hazard Areas may be protected by flood control structures, Boundaries of the floodways were computed at cross sections and interpolated between cross sections, The floodways were based on considerations with regard to requirements of the Federal Management Agency, f"- a 5 ....J W Z Floodway widths in some areas may be too narrow to show to scale, to Floodway Data Table where floodway \vidth is shown 1120 Inch, Corporate limits shown current as of should contact appropriate ccmmunity limits have changed subsequent the The corporate this approximate boundaries of and lor Otherwise Protected Barrier Improvement Act of 1990 map panels and REPOSITORY for reference INITIAL SEPTEMBER 13, 1977 FLOOD HAZARD BOUNDARY MAP REVISIONS: FLOOD INSURANCE RATE MAP DECEMBER 16, 1980 FLOOD INSURANCE RATE MAP REVISIONS: Map revised August 9, 2001 to corporate limits, to flood elevations, to change flood harzard areas, to format. to add roads and names, to reflect updated information, and to change floodway, base map topographic To determine flood insurance Is available, contact cail the National Flood Insurance Program (800) 638.6620. agent or . APPROXIMATE SCALE IN FEET 500 0 500 f---i I----i r---; II NATIONAL FLOOD SUMMIT COUNTY, COLORADO (UNINCORPORATED AREAS) M/\P Federal Emergency Management Agency